DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.2

odn.ad.jp · 143.90.129.12:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate CN=`www.odn.ne.jp' did not match expected CN=`odn.ad.jp'

Certificate verification failed

Subject
C=JP ST=Tokyo L=Minato-ku O=SoftBank Corp. CN=www.odn.ne.jp
Issuer
C=JP O=Cybertrust Japan Co., Ltd. CN=Cybertrust Japan SureServer CA G4
Valid from
2026-02-02T02:15:18+00:00
Expires
2027-02-28T14:59:00+00:00
Days remaining
148
Serial (hex)
29D891B5C822F7F19DADFBC7B95B9571CA82AE5A
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.odn.ne.jp

SHA-256 fingerprint

10:45:3E:64:62:39:07:22:74:0F:D5:52:71:09:BB:74:DD:3A:3D:C8:57:58:81:26:35:80:B4:40:8B:19:7B:14
Certificate extensions & PEM
basicConstraints
CA:FALSE
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 1.2.392.200081.1.23.1 CPS: https://www.cybertrust.ne.jp/ssl/repository/index.html
subjectAltName
DNS:www.odn.ne.jp
authorityInfoAccess
OCSP - URI:http://ssocsp.cybertrust.ne.jp/OcspServer CA Issuers - URI:http://crl.cybertrust.ne.jp/SureServer/ovcag4/ovcag4.crt
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
62:A7:D2:DA:DE:85:B6:92:F1:85:BC:F6:E8:95:9D:75:A0:FA:4E:1F
crlDistributionPoints
Full Name: URI:http://crl.cybertrust.ne.jp/SureServer/ovcag4/cdp.crl
subjectKeyIdentifier
6C:49:41:78:67:E1:41:17:27:1D:18:FC:F2:87:00:D8:A5:EB:93:A1
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Feb 2 02:43:23.599 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:61:38:F3:88:4B:87:60:B5:4B:38:F0:2D: 7F:40:0D:9F:9E:BF:5E:2A:4A:39:2E:E0:75:A2:17:46: EC:2E:BD:E0:02:20:02:9D:A5:76:31:D9:88:39:26:46: 8B:F3:3B:16:10:1F:F4:E4:AF:54:55:2F:34:60:D3:C1: 02:6A:4F:29:6D:59 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Feb 2 02:43:24.096 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:4A:2A:19:75:C2:C6:4A:72:99:3A:82:77: 1C:C0:38:13:FC:10:E6:C2:BC:0B:0A:40:5E:84:4F:FB: F5:57:51:0A:02:20:37:F7:51:A1:04:3C:B7:B6:99:93: 1D:B6:95:DA:09:9D:9D:FC:DD:A5:B5:F9:12:6B:4A:5A: E4:84:A9:07:91:19 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Feb 2 02:43:24.497 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A1:7A:B0:D0:FB:C5:3A:42:B4:9E:74: FC:72:38:F5:17:31:65:EC:7C:FA:88:6C:F2:FD:BC:40: BD:AC:98:F7:55:02:21:00:F2:83:CA:FB:A1:1E:54:E1: 2B:60:B8:9C:70:E6:46:47:21:AB:23:D5:8B:81:2D:43: B9:59:72:F1:95:64:F2:11
-----BEGIN CERTIFICATE-----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L3NzbC9yZXBvc2l0b3J5L2luZGV4Lmh0bWwwGAYDVR0RBBEwD4INd3d3Lm9kbi5u
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LmN5YmVydHJ1c3QubmUuanAvT2NzcFNlcnZlcjBEBggrBgEFBQcwAoY4aHR0cDov
L2NybC5jeWJlcnRydXN0Lm5lLmpwL1N1cmVTZXJ2ZXIvb3ZjYWc0L292Y2FnNC5j
cnQwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD
AjAfBgNVHSMEGDAWgBRip9La3oW2kvGFvPbolZ11oPpOHzBGBgNVHR8EPzA9MDug
OaA3hjVodHRwOi8vY3JsLmN5YmVydHJ1c3QubmUuanAvU3VyZVNlcnZlci9vdmNh
ZzQvY2RwLmNybDAdBgNVHQ4EFgQUbElBeGfhQRcnHRj88ocA2KXrk6EwggF9Bgor
BgEEAdZ5AgQCBIIBbQSCAWkBZwB1AGBMmq96f3dfAdQG/JINyJnrCxx9+MlSG/r6
F3c7l4vJAAABnBw7v08AAAQDAEYwRAIgYTjziEuHYLVLOPAtf0ANn56/XipKOS7g
daIXRuwuveACIAKdpXYx2Yg5JkaL8zsWEB/05K9UVS80YNPBAmpPKW1ZAHUAHJ9o
LOn68EVpUPgbloqH3dsyENhM5siy44JSSsTPWZ8AAAGcHDvBQAAABAMARjBEAiBK
Khl1wsZKcpk6gnccwDgT/BDmwrwLCkBehE/79VdRCgIgN/dRoQQ8t7aZkx22ldoJ
nZ383aW1+RJrSlrkhKkHkRkAdwBMY9yY5Zwdq4j2Hoo93q6Pq0SjN3tfm5TD+6Gc
/MG+JgAAAZwcO8LRAAAEAwBIMEYCIQCherDQ+8U6QrSedPxyOPUXMWXsfPqIbPL9
vEC9rJj3VQIhAPKDyvuhHlThK2C4nHDmRkchqyPVi4EtQ7lZcvGVZPIRMA0GCSqG
SIb3DQEBCwUAA4IBAQB0brweQ/dJ20ccmGeORXps+PGlep7p9L4iDEgayENlF2nd
3psfbMuwNSoH81pLLoCyuC0DYTwoJUoXPqXiAi7EIEVXqVU/ucUaEBuN518yzYsh
2md6Cj/1XuEJaQEazw5Tz/qZyHD9DA8CbD5AzD/rPMsjgoQvs2SbmzcC/CTuJF+W
pZmMwqvMGnXjYM1eEXGrxXpqmP+WAP3uvkzZGk4I3rvgI6KXK9hpPvGNCEr8PNUV
9FHGpc+mHGjEo01nW8oC3w3ttTAUDRT40hXjOC3deYUOYspzpg5eewC87XXhCA07
9OkY9/z1yL7ptuPZv+bAByc9pSVMQsMaTO+mnQAr
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-03T01:12:35+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=JP O=Cybertrust Japan Co., Ltd. CN=Cybertrust Japan SureServer CA G4
Issuer
C=JP O=SECOM Trust Systems CO.,LTD. OU=Security Communication RootCA2
Valid from
2023-12-13T05:57:30+00:00
Expires
2029-05-29T05:00:39+00:00
Days remaining
969
Serial (hex)
22B9B1A074641857F7A01332DB42B9EC
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

83:46:92:2C:B8:73:0B:B6:AE:71:AB:03:BF:C4:24:62:F4:16:04:23:D9:07:9B:E6:43:85:62:1A:C5:87:76:72
Certificate extensions & PEM
subjectKeyIdentifier
62:A7:D2:DA:DE:85:B6:92:F1:85:BC:F6:E8:95:9D:75:A0:FA:4E:1F
authorityKeyIdentifier
0A:85:A9:77:65:05:98:7C:40:81:F8:0F:97:2C:38:F1:0A:EC:3C:CF
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Certificate Sign, CRL Sign
crlDistributionPoints
Full Name: URI:http://repository.secomtrust.net/SC-Root2/SCRoot2CRL.crl
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 1.2.392.200091.100.901.4 CPS: https://repository.secomtrust.net/SC-Root2/
authorityInfoAccess
OCSP - URI:http://scrootca2.ocsp.secomtrust.net CA Issuers - URI:http://repository.secomtrust.net/SC-Root2/SCRoot2ca.cer
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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